How to change the 3 password combination locks

Direction for opening the combination lock:

Push the square button in the reverse direction of 3 number password.Then release the button.

Direction for setting combination lock:

1.With the lock open, push square button in the direction of the 3 number password and hold down until the second operation has been performed.
2.Set number wheels to the desired combination. Do not forget the combination you have set !!
3.Now release button. Press the button again as a check.